2群基础群 适合刚入门的同学，会共享最佳入门实践和资料 QQ群 # QQ群号:171092051 # 已经升级到 500人的超级群，空位多多，无需面试
Internal_Function with Encryption in SQL PLAN
摘要：
Sometimes,the columns are decrypted as a result and decrypt functions (appears as INTERNAL_FUNCTION in the execution plan) are applied on them, which can lead to poor approximations of column selectiv... 阅读全文
posted @ 2010-06-20 10:45 Oracle和MySQL 阅读(388) 评论(0) 推荐(0) 编辑
